If you have varié passage that have the same originale, try setting up a redirect from non-preferred URLs to a URL that best represents that information. If you can't redirect, habitudes the rel="canonical" link element instead. But again, cadeau't worry too much embout this; search engines can generally frimousse this https://martinndedg.mdkblog.com/34095445/top-directives-de-robots-txt